package com.lagou.edu.service.impl;

import com.lagou.edu.annotation.DemoAutowired;
import com.lagou.edu.annotation.DemoService;
import com.lagou.edu.annotation.DemoTransactional;
import com.lagou.edu.dao.AccountDao;
import com.lagou.edu.pojo.Account;
import com.lagou.edu.service.TransferService;

/**
 * @author 应癫
 */
@DemoService("transferService")
@DemoTransactional
public class TransferServiceImpl implements TransferService {


    @DemoAutowired
    private AccountDao accountDao;

    public AccountDao getAccountDao() {
        return accountDao;
    }

    public void setAccountDao(AccountDao accountDao) {
        this.accountDao = accountDao;
    }

    @Override
    public void transfer(String fromCardNo, String toCardNo, int money) throws Exception {

            Account from = accountDao.queryAccountByCardNo(fromCardNo);
            Account to = accountDao.queryAccountByCardNo(toCardNo);

            from.setMoney(from.getMoney()-money);
            to.setMoney(to.getMoney()+money);

            accountDao.updateAccountByCardNo(to);
          //  int c = 1/0;
            accountDao.updateAccountByCardNo(from);


    }
}
